Base | Representation |
---|---|
bin | 10101011001001111… |
… | …111111000101011001 |
3 | 2012021222020122010201 |
4 | 111121033333011121 |
5 | 334021340334012 |
6 | 14315301542201 |
7 | 1442162320600 |
oct | 253117770531 |
9 | 65258218121 |
10 | 22972199257 |
11 | 9819231347 |
12 | 4551414961 |
13 | 22213a7217 |
14 | 117cd32a37 |
15 | 8e6b6c857 |
hex | 5593ff159 |
22972199257 has 12 divisors (see below), whose sum is σ = 26972514000. Its totient is φ = 19506429096.
The previous prime is 22972199249. The next prime is 22972199269. The reversal of 22972199257 is 75299127922.
It is a happy number.
It is not a de Polignac number, because 22972199257 - 23 = 22972199249 is a prime.
It is a super-2 number, since 2×229721992572 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22972199198 and 22972199207.
It is not an unprimeable number, because it can be changed into a prime (22972199207) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2185507 + ... + 2195992.
It is an arithmetic number, because the mean of its divisors is an integer number (2247709500).
Almost surely, 222972199257 is an apocalyptic number.
It is an amenable number.
22972199257 is a deficient number, since it is larger than the sum of its proper divisors (4000314743).
22972199257 is a wasteful number, since it uses less digits than its factorization.
22972199257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4381620 (or 4381613 counting only the distinct ones).
The product of its digits is 2857680, while the sum is 55.
The spelling of 22972199257 in words is "twenty-two billion, nine hundred seventy-two million, one hundred ninety-nine thousand, two hundred fifty-seven".
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